US3020771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine starter
Assignee: Motors Liquidation Co
•
Filing: 1959-07-30
•
Granted: 1962-02-13
•
Expires: 1979-07-30
Abstract
No abstract record available.
Inventors
- 👤 David C Redick
- 👤 Gerald L Cameron
- 👤 Jr Ralph H Bertsche
- 👤 Victor W Yahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:05
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/06; Y; Y10; Y10T; Y10T74/00; Y10T74/13; Y10T74/131; Y10T74/132
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1736600A
Cited
FR868618A
Cited
US2514136A
Cited
US2509361A
Cited
US2502336A
Cited
US2711724A
Cited
US2779209A
Cited
FR1144364A
Cited
US2839935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |